Update

The broad stroke of Market Street, long home to grand plans and thwarted dreams, is the focus of a $12 million arts concept that — if it comes to pass — could blend life above and below the pavement.

The idea would be for two strands of multicolored LED lights to stretch from the Embarcadero to Van Ness Avenue and pulse in sync with the movement of BART and Muni trains in the subway. The promoter is the nonprofit responsible for “Bay Lights,” which uses similar lights to cloak the cables of one side of the west span of the Bay Bridge. See More